Based on our record, Sumatra PDF seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
You can use your browser for both, there are extensions(FireFox - PDF & EPUB/Chrome - PDF& EPUB) for that. In case, you want you use a separate software for them, I suggest SumatraPDF--it handles both PDFs and .EPUB files. Source: about 1 year ago
Lithium: EPUB Reader - Lithium: EPUB Reader app allows users to read their favorite eBooks after importing it from the internal storage.
Foxit Reader - Foxit Reader is a free and light-weight multi-platform PDF document viewer.
LibriVox Audio Books Supporter - LibriVox Audio Books Supporter app comes up with an extensive collection of audiobooks through which you can search for your favorite book and listen to it in your native language right at your fingertips.
Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.
FLOOX - FLOOX app allows you to select a book from the internal storage to listen to it in the audio version by selecting the desired text-to-speech settings.
Okular - Okular is a universal document viewer based developed by KDE.